Finding the Fourth Proportional to 3,015,276.36, 4,523,468.58 and 993,639.48
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Solution
The fourth proportional to 3,015,276.36, 4,523,468.58 and 993,639.48 is: 1,490,641.80
Step by Step Solution
- Step 1: Write the proportion equation
3,015,276.36 : 4,523,468.58 = 993,639.48 : x - Step 2: Convert to fraction form
3,015,276.36/4,523,468.58 = 993,639.48/x - Step 3: Cross multiply
3,015,276.36x = 4,523,468.58 × 993,639.48 - Step 4: Simplify right side
3,015,276.36x = 4,494,696,967,627.54 - Step 5: Solve for x
x = 4,494,696,967,627.54/3,015,276.36 - Step 6: Final answer
x = 1,490,641.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.